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Finding the Fourth Proportional to 110,745.84, 166,118.76 and 27,639.84

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Solution

The fourth proportional to 110,745.84, 166,118.76 and 27,639.84 is: 41,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,745.84 : 166,118.76 = 27,639.84 : x
  2. Step 2: Convert to fraction form
    110,745.84/166,118.76 = 27,639.84/x
  3. Step 3: Cross multiply
    110,745.84x = 166,118.76 × 27,639.84
  4. Step 4: Simplify right side
    110,745.84x = 4,591,495,947.40
  5. Step 5: Solve for x
    x = 4,591,495,947.40/110,745.84
  6. Step 6: Final answer
    x = 41,459.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.